Weekly report · 2017-W39

The state of AI crawling

Measured on 30,478 reachable domains for the week ending 2017-10-01. Every figure is the result of an automated audit run the same way on every domain: read robots.txt, resolve the rules for 48 tracked agents, then send live requests as four of them.

← 2017-W38  ·  2017-W40 →

30,478
domains measured
6%
block an answer engine
19%
refuse AI agents at the edge
13%
publish an llms.txt

Block rate by crawler with change on the previous week

CrawlerOperatorContent used forBlock rateSitesWeek on week
GPTBot OpenAI training 11.3% 3,458 of 30,477 new
CCBot Common Crawl Foundation archive 11.1% 3,397 of 30,477 new
Bytespider ByteDance training 10.7% 3,272 of 30,477 new
ClaudeBot Anthropic training 10.0% 3,042 of 30,477 new
Google-Extended Google training 9.0% 2,739 of 30,477 new
Meta-ExternalAgent Meta training 9.0% 2,739 of 30,477 new
Amazonbot Amazon training 9.0% 2,732 of 30,477 new
Applebot-Extended Apple training 8.8% 2,668 of 30,477 new
anthropic-ai Anthropic training 4.2% 1,276 of 30,477 new
omgilibot Webz.io training 4.2% 1,266 of 30,477 new
Diffbot Diffbot training 3.9% 1,175 of 30,477 new
cohere-ai Cohere live retrieval 3.8% 1,152 of 30,477 new
omgili Webz.io training 3.8% 1,151 of 30,477 new
SemrushBot-OCOB Semrush training 3.7% 1,137 of 30,477 new
PerplexityBot Perplexity answer index 3.6% 1,105 of 30,477 new
ChatGPT-User OpenAI live retrieval 3.6% 1,098 of 30,477 new
FacebookBot Meta training 3.2% 988 of 30,477 new
YouBot You.com answer index 2.9% 875 of 30,477 new
Timpibot Timpi training 2.7% 835 of 30,477 new
ImagesiftBot ImageSift (Hive) training 2.7% 834 of 30,477 new
Scrapy Zyte (open-source framework) training 2.3% 715 of 30,477 new
OAI-SearchBot OpenAI answer index 2.3% 688 of 30,477 new
AI2Bot Allen Institute for AI training 2.3% 687 of 30,477 new
cohere-training-data-crawler Cohere training 2.0% 598 of 30,477 new
DuckAssistBot DuckDuckGo live retrieval 1.7% 531 of 30,477 new
Meta-ExternalFetcher Meta live retrieval 1.7% 530 of 30,477 new
PanguBot Huawei training 1.7% 518 of 30,477 new
Claude-SearchBot Anthropic answer index 1.6% 484 of 30,477 new
Claude-User Anthropic live retrieval 1.6% 476 of 30,477 new
Kangaroo Bot Kangaroo LLM training 1.5% 461 of 30,477 new
Perplexity-User Perplexity live retrieval 1.5% 448 of 30,477 new
MistralAI-User Mistral AI live retrieval 1.4% 428 of 30,477 new
Google-CloudVertexBot Google live retrieval 1.2% 354 of 30,477 new
Applebot Apple answer index 1.2% 352 of 30,477 new
Meta-WebIndexer Meta answer index 1.1% 350 of 30,477 new
GoogleOther Google training 1.1% 334 of 30,477 new
TikTokSpider ByteDance live retrieval 0.8% 256 of 30,477 new
Amzn-SearchBot Amazon answer index 0.7% 221 of 30,477 new
Amzn-User Amazon live retrieval 0.4% 130 of 30,477 new
MistralAI-Index Mistral AI answer index 0.2% 69 of 30,477 new
facebookexternalhit Meta live retrieval 0.2% 57 of 30,477 new
MistralAI-Training Mistral AI training 0.2% 57 of 30,477 new
Bingbot Microsoft answer index 0.1% 41 of 30,477 new
Googlebot-News Google answer index 0.1% 38 of 30,477 new
msnbot Microsoft answer index 0.1% 27 of 30,477 new
Meta-ExternalAds Meta training 0.1% 20 of 30,477 new
Googlebot Google answer index 0.1% 16 of 30,477 new
OAI-AdsBot OpenAI live retrieval 0.0% 3 of 30,477 new

Trend share of measured sites

% of sites20151050% of sites08-2208-3109-09block an answer engineblock a training crawlerpublish llms.txt

Where the blocking is share blocking an answer engine, by top-level domain

bar chart.uk (n=451)17.1%.fr (n=326)16.9%.de (n=835)16.2%.jp (n=421)9%.com (n=14982)6.6%.br (n=379)6.1%.org (n=1680)5.2%.net (n=1324)4.1%.ru (n=1165)2.9%.in (n=304)2.6%.edu (n=478)2.3%.io (n=657)1.8%

Only TLDs with at least 40 measured domains are shown, and each bar carries its sample size. A TLD is a weak proxy for jurisdiction. Full segmentation.

Changes recorded this week 0 total

No crawler policy changes were recorded in this week.

Full change log · RSS

Cite this CC BY 4.0

The figures on this page are frozen to the week shown and will not be edited after publication. Corrections are appended, not overwritten.

Crawl Census, "The state of AI crawling, 2017-W39", 2017-10-01. https://crawlcensus.com/report/2017-W39

Machine-readable: census totals, full corpus, crawler registry. Method: methodology.